Overview

Dataset Statistics

Number of Variables 29
Number of Rows 1.7467e+06
Missing Cells 1.7462e+06
Missing Cells (%) 3.4%
Duplicate Rows 0
Duplicate Rows (%) 0.0%
Total Size in Memory 1.3 GB
Average Row Size in Memory 805.2 B
Variable Types
  • Numerical: 20
  • Categorical: 9

Dataset Insights

SO2 AQI has 872907 (49.98%) missing values Missing
CO AQI has 873323 (50.0%) missing values Missing
State Code is skewed Skewed
County Code is skewed Skewed
Site Num is skewed Skewed
NO2 Mean is skewed Skewed
O3 1st Max Hour is skewed Skewed
O3 AQI is skewed Skewed
SO2 Mean is skewed Skewed
SO2 1st Max Value is skewed Skewed
SO2 1st Max Hour is skewed Skewed
SO2 AQI is skewed Skewed
CO Mean is skewed Skewed
CO 1st Max Value is skewed Skewed
CO 1st Max Hour is skewed Skewed
CO AQI is skewed Skewed
Address has a high cardinality: 204 distinct values High Cardinality
County has a high cardinality: 133 distinct values High Cardinality
City has a high cardinality: 144 distinct values High Cardinality
Date Local has a high cardinality: 5996 distinct values High Cardinality
NO2 Units has constant value "Parts per billion" Constant
O3 Units has constant value "Parts per million" Constant
SO2 Units has constant value "Parts per billion" Constant
CO Units has constant value "Parts per million" Constant
Date Local has constant length 10 Constant Length
NO2 Units has constant length 17 Constant Length
O3 Units has constant length 17 Constant Length
SO2 Units has constant length 17 Constant Length
CO Units has constant length 17 Constant Length
SO2 Mean has 22690 (1.3%) negatives Negatives
NO2 1st Max Hour has 168031 (9.62%) zeros Zeros
O3 1st Max Hour has 88678 (5.08%) zeros Zeros
SO2 Mean has 146207 (8.37%) zeros Zeros
SO2 1st Max Value has 153488 (8.79%) zeros Zeros
SO2 1st Max Hour has 158831 (9.09%) zeros Zeros
SO2 AQI has 191914 (10.99%) zeros Zeros
CO 1st Max Hour has 544131 (31.15%) zeros Zeros
  • 1
  • 2
  • 3
  • 4

Variables


Unnamed: 0

numerical

Approximate Distinct Count 134576
Approximate Unique (%) 7.7%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 54714.1368
Minimum 0
Maximum 134575
Zeros 17
Zeros (%) 0.0%
Negatives 0
Negatives (%) 0.0%
  • Unnamed: 0 is skewed right (γ1 = 0.2449)

Quantile Statistics

Minimum 0
5-th Percentile 5557.09
Q1 26199.71
Median 53344.5
Q3 80529.91
95-th Percentile 113933.66
Maximum 134575
Range 134575
IQR 54330.2

Descriptive Statistics

Mean 54714.1368
Standard Deviation 33729.0763
Variance 1.1377e+09
Sum 9.5567e+10
Skewness 0.2449
Kurtosis -0.9138
Coefficient of Variation 0.6165

State Code

numerical

Approximate Distinct Count 47
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 22.3091
Minimum 1
Maximum 80
Zeros 0
Zeros (%) 0.0%
Negatives 0
Negatives (%) 0.0%
  • State Code is skewed right (γ1 = 0.5206)

Quantile Statistics

Minimum 1
5-th Percentile 5
Q1 6
Median 17
Q3 40
95-th Percentile 48
Maximum 80
Range 79
IQR 34

Descriptive Statistics

Mean 22.3091
Standard Deviation 17.2562
Variance 297.7766
Sum 3.8966e+07
Skewness 0.5206
Kurtosis -0.9835
Coefficient of Variation 0.7735
  • State Code is not normally distributed (p-value 1.0116432456854388e-20)

County Code

numerical

Approximate Distinct Count 73
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 71.6938
Minimum 1
Maximum 650
Zeros 0
Zeros (%) 0.0%
Negatives 0
Negatives (%) 0.0%
  • County Code is skewed right (γ1 = 3.2124)

Quantile Statistics

Minimum 1
5-th Percentile 3
Q1 17
Median 61
Q3 97
95-th Percentile 201
Maximum 650
Range 649
IQR 80

Descriptive Statistics

Mean 71.6938
Standard Deviation 79.4802
Variance 6317.1071
Sum 1.2522e+08
Skewness 3.2124
Kurtosis 15.9125
Coefficient of Variation 1.1086
  • County Code is not normally distributed (p-value 6.04346107507576e-14)
  • County Code has 37472 outliers

Site Num

numerical

Approximate Distinct Count 110
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 1118.2144
Minimum 1
Maximum 9997
Zeros 0
Zeros (%) 0.0%
Negatives 0
Negatives (%) 0.0%
  • Site Num is skewed right (γ1 = 2.5589)

Quantile Statistics

Minimum 1
5-th Percentile 3
Q1 10
Median 67
Q3 1039
95-th Percentile 5005
Maximum 9997
Range 9996
IQR 1029

Descriptive Statistics

Mean 1118.2144
Standard Deviation 2003.1031
Variance 4.0124e+06
Sum 1.9531e+09
Skewness 2.5589
Kurtosis 6.6871
Coefficient of Variation 1.7913
  • Site Num is not normally distributed (p-value 7.06799127768815e-23)
  • Site Num has 272820 outliers

Address

categorical

Approximate Distinct Count 204
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Memory Size 159935398

Length

Mean 26.5664
Standard Deviation 11.0717
Median 28
Minimum 6
Maximum 75

Sample

1st row 1645 E ROOSEVELT S...
2nd row 1645 E ROOSEVELT S...
3rd row 1645 E ROOSEVELT S...
4th row 1645 E ROOSEVELT S...
5th row 1645 E ROOSEVELT S...

Letter

Count 31533806
Lowercase Letter 5622207
Space Separator 6604584
Uppercase Letter 25911599
Dash Punctuation 204518
Decimal Number 6079535
  • The largest value (st) is over 1.75 times larger than the second largest value (ave)

State

categorical

Approximate Distinct Count 47
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Memory Size 129561373
  • The largest value (California) is over 3.05 times larger than the second largest value (Pennsylvania)

Length

Mean 9.1766
Standard Deviation 2.7561
Median 10
Minimum 4
Maximum 20

Sample

1st row Arizona
2nd row Arizona
3rd row Arizona
4th row Arizona
5th row Arizona

Letter

Count 15775041
Lowercase Letter 13775013
Space Separator 253367
Uppercase Letter 2000028
Dash Punctuation 0
Decimal Number 0
  • The largest value (california) is over 3.05 times larger than the second largest value (pennsylvania)

County

categorical

Approximate Distinct Count 133
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Memory Size 128853437

Length

Mean 8.7713
Standard Deviation 3.3603
Median 9
Minimum 3
Maximum 21

Sample

1st row Maricopa
2nd row Maricopa
3rd row Maricopa
4th row Maricopa
5th row Maricopa

Letter

Count 14660601
Lowercase Letter 12126561
Space Separator 641325
Uppercase Letter 2534040
Dash Punctuation 0
Decimal Number 0

City

categorical

Approximate Distinct Count 144
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Memory Size 130456585
  • The largest value (Not in a city) is over 2.95 times larger than the second largest value (New York)

Length

Mean 9.6891
Standard Deviation 4.174
Median 9
Minimum 4
Maximum 48

Sample

1st row Phoenix
2nd row Phoenix
3rd row Phoenix
4th row Phoenix
5th row Phoenix

Letter

Count 15680847
Lowercase Letter 13169678
Space Separator 1156371
Uppercase Letter 2511169
Dash Punctuation 27228
Decimal Number 0

Date Local

categorical

Approximate Distinct Count 5996
Approximate Unique (%) 0.3%
Missing 0
Missing (%) 0.0%
Memory Size 130999575

Length

Mean 10
Standard Deviation 0
Median 10
Minimum 10
Maximum 10

Sample

1st row 2000-01-01
2nd row 2000-01-01
3rd row 2000-01-01
4th row 2000-01-01
5th row 2000-01-02

Letter

Count 0
Lowercase Letter 0
Space Separator 0
Uppercase Letter 0
Dash Punctuation 3493322
Decimal Number 13973288
  • Date Local contains many words: 5996 words
  • Date Local has words of constant length

NO2 Units

categorical

Approximate Distinct Count 1
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Memory Size 143226202

Length

Mean 17
Standard Deviation 0
Median 17
Minimum 17
Maximum 17

Sample

1st row Parts per billion
2nd row Parts per billion
3rd row Parts per billion
4th row Parts per billion
5th row Parts per billion

Letter

Count 26199915
Lowercase Letter 24453254
Space Separator 3493322
Uppercase Letter 1746661
Dash Punctuation 0
Decimal Number 0
  • NO2 Units has words of constant length

NO2 Mean

numerical

Approximate Distinct Count 31859
Approximate Unique (%) 1.8%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 12.8219
Minimum -2
Maximum 139.5417
Zeros 8244
Zeros (%) 0.5%
Negatives 896
Negatives (%) 0.1%
  • NO2 Mean is skewed right (γ1 = 1.3087)

Quantile Statistics

Minimum -2
5-th Percentile 1.5217
Q1 5.8333
Median 10.8333
Q3 17.87
95-th Percentile 31.6667
Maximum 139.5417
Range 141.5417
IQR 12.0367

Descriptive Statistics

Mean 12.8219
Standard Deviation 9.5048
Variance 90.3415
Sum 2.2396e+07
Skewness 1.3087
Kurtosis 2.7276
Coefficient of Variation 0.7413
  • NO2 Mean is not normally distributed (p-value 1.658017168231455e-07)
  • NO2 Mean has 46335 outliers

NO2 1st Max Value

numerical

Approximate Distinct Count 990
Approximate Unique (%) 0.1%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 25.4148
Minimum -2
Maximum 267
Zeros 8276
Zeros (%) 0.5%
Negatives 184
Negatives (%) 0.0%
  • NO2 1st Max Value is skewed right (γ1 = 0.9788)

Quantile Statistics

Minimum -2
5-th Percentile 3.944
Q1 13
Median 24
Q3 36
95-th Percentile 54
Maximum 267
Range 269
IQR 23

Descriptive Statistics

Mean 25.4148
Standard Deviation 15.9996
Variance 255.9882
Sum 4.4391e+07
Skewness 0.9788
Kurtosis 3.2445
Coefficient of Variation 0.6295
  • NO2 1st Max Value is not normally distributed (p-value 4.715090899801773e-06)
  • NO2 1st Max Value has 16256 outliers

NO2 1st Max Hour

numerical

Approximate Distinct Count 24
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 11.731
Minimum 0
Maximum 23
Zeros 168031
Zeros (%) 9.6%
Negatives 0
Negatives (%) 0.0%
  • NO2 1st Max Hour is skewed right (γ1 = 0.0135)

Quantile Statistics

Minimum 0
5-th Percentile 0
Q1 6
Median 9
Q3 20
95-th Percentile 23
Maximum 23
Range 23
IQR 14

Descriptive Statistics

Mean 11.731
Standard Deviation 7.8775
Variance 62.055
Sum 2.049e+07
Skewness 0.01347
Kurtosis -1.5355
Coefficient of Variation 0.6715
  • NO2 1st Max Hour is not normally distributed (p-value 0.0012941004831732448)

NO2 AQI

numerical

Approximate Distinct Count 129
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 23.8982
Minimum 0
Maximum 132
Zeros 12628
Zeros (%) 0.7%
Negatives 0
Negatives (%) 0.0%
  • NO2 AQI is skewed right (γ1 = 0.8878)

Quantile Statistics

Minimum 0
5-th Percentile 3.44
Q1 12
Median 23
Q3 34
95-th Percentile 51
Maximum 132
Range 132
IQR 22

Descriptive Statistics

Mean 23.8982
Standard Deviation 15.1628
Variance 229.9107
Sum 4.1742e+07
Skewness 0.8878
Kurtosis 1.5521
Coefficient of Variation 0.6345
  • NO2 AQI is not normally distributed (p-value 0.008584236003111768)
  • NO2 AQI has 17566 outliers

O3 Units

categorical

Approximate Distinct Count 1
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Memory Size 143226202

Length

Mean 17
Standard Deviation 0
Median 17
Minimum 17
Maximum 17

Sample

1st row Parts per million
2nd row Parts per million
3rd row Parts per million
4th row Parts per million
5th row Parts per million

Letter

Count 26199915
Lowercase Letter 24453254
Space Separator 3493322
Uppercase Letter 1746661
Dash Punctuation 0
Decimal Number 0
  • O3 Units has words of constant length

O3 Mean

numerical

Approximate Distinct Count 8196
Approximate Unique (%) 0.5%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 0.02612
Minimum 0
Maximum 0.09508
Zeros 600
Zeros (%) 0.0%
Negatives 0
Negatives (%) 0.0%
  • O3 Mean is skewed right (γ1 = 0.2177)

Quantile Statistics

Minimum 0
5-th Percentile 0.008125
Q1 0.01804
Median 0.02592
Q3 0.03408
95-th Percentile 0.04583
Maximum 0.09508
Range 0.09508
IQR 0.01604

Descriptive Statistics

Mean 0.02612
Standard Deviation 0.01137
Variance 0.00012927
Sum 45631.2482
Skewness 0.2177
Kurtosis -0.193
Coefficient of Variation 0.4352
  • O3 Mean is not normally distributed (p-value 0.002926288306605526)
  • O3 Mean has 6664 outliers

O3 1st Max Value

numerical

Approximate Distinct Count 134
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 0.0392
Minimum 0
Maximum 0.141
Zeros 600
Zeros (%) 0.0%
Negatives 0
Negatives (%) 0.0%
  • O3 1st Max Value is skewed right (γ1 = 0.4919)

Quantile Statistics

Minimum 0
5-th Percentile 0.016
Q1 0.029
Median 0.038
Q3 0.049
95-th Percentile 0.067
Maximum 0.141
Range 0.141
IQR 0.02

Descriptive Statistics

Mean 0.0392
Standard Deviation 0.01534
Variance 0.00023543
Sum 68474.889
Skewness 0.4919
Kurtosis 0.6734
Coefficient of Variation 0.3914
  • O3 1st Max Value is not normally distributed (p-value 0.004877454406207716)
  • O3 1st Max Value has 20712 outliers

O3 1st Max Hour

numerical

Approximate Distinct Count 24
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 10.1705
Minimum 0
Maximum 23
Zeros 88678
Zeros (%) 5.1%
Negatives 0
Negatives (%) 0.0%
  • O3 1st Max Hour is skewed right (γ1 = 0.4689)

Quantile Statistics

Minimum 0
5-th Percentile 2
Q1 9
Median 10
Q3 11
95-th Percentile 20
Maximum 23
Range 23
IQR 2

Descriptive Statistics

Mean 10.1705
Standard Deviation 4.0031
Variance 16.0252
Sum 1.7764e+07
Skewness 0.4689
Kurtosis 3.317
Coefficient of Variation 0.3936
  • O3 1st Max Hour is not normally distributed (p-value 1.522205256661209e-14)
  • O3 1st Max Hour has 260618 outliers

O3 AQI

numerical

Approximate Distinct Count 125
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 36.0501
Minimum 0
Maximum 218
Zeros 600
Zeros (%) 0.0%
Negatives 0
Negatives (%) 0.0%
  • O3 AQI is skewed right (γ1 = 2.4391)

Quantile Statistics

Minimum 0
5-th Percentile 14
Q1 25
Median 33
Q3 42
95-th Percentile 77
Maximum 218
Range 218
IQR 17

Descriptive Statistics

Mean 36.0501
Standard Deviation 19.7804
Variance 391.2651
Sum 6.2967e+07
Skewness 2.4391
Kurtosis 9.7577
Coefficient of Variation 0.5487
  • O3 AQI is not normally distributed (p-value 9.702974101510228e-08)
  • O3 AQI has 102862 outliers

SO2 Units

categorical

Approximate Distinct Count 1
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Memory Size 143226202

Length

Mean 17
Standard Deviation 0
Median 17
Minimum 17
Maximum 17

Sample

1st row Parts per billion
2nd row Parts per billion
3rd row Parts per billion
4th row Parts per billion
5th row Parts per billion

Letter

Count 26199915
Lowercase Letter 24453254
Space Separator 3493322
Uppercase Letter 1746661
Dash Punctuation 0
Decimal Number 0
  • SO2 Units has words of constant length

SO2 Mean

numerical

Approximate Distinct Count 12736
Approximate Unique (%) 0.7%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 1.8704
Minimum -2
Maximum 321.625
Zeros 146207
Zeros (%) 8.4%
Negatives 22690
Negatives (%) 1.3%
  • SO2 Mean is skewed right (γ1 = 6.9806)

Quantile Statistics

Minimum -2
5-th Percentile 0
Q1 0.2667
Median 1
Q3 2.375
95-th Percentile 7.3357
Maximum 321.625
Range 323.625
IQR 2.1083

Descriptive Statistics

Mean 1.8704
Standard Deviation 2.7604
Variance 7.62
Sum 3.2669e+06
Skewness 6.9806
Kurtosis 433.6393
Coefficient of Variation 1.4759
  • SO2 Mean is not normally distributed (p-value 7.750803095701988e-25)
  • SO2 Mean has 137995 outliers

SO2 1st Max Value

numerical

Approximate Distinct Count 921
Approximate Unique (%) 0.1%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 4.4922
Minimum -2
Maximum 351
Zeros 153488
Zeros (%) 8.8%
Negatives 8286
Negatives (%) 0.5%
  • SO2 1st Max Value is skewed right (γ1 = 5.9723)

Quantile Statistics

Minimum -2
5-th Percentile 0
Q1 0.9
Median 2
Q3 5
95-th Percentile 18
Maximum 351
Range 353
IQR 4.1

Descriptive Statistics

Mean 4.4922
Standard Deviation 7.6799
Variance 58.9803
Sum 7.8463e+06
Skewness 5.9723
Kurtosis 80.0836
Coefficient of Variation 1.7096
  • SO2 1st Max Value is not normally distributed (p-value 3.7027039481369746e-24)
  • SO2 1st Max Value has 170795 outliers

SO2 1st Max Hour

numerical

Approximate Distinct Count 24
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 9.6649
Minimum 0
Maximum 23
Zeros 158831
Zeros (%) 9.1%
Negatives 0
Negatives (%) 0.0%
  • SO2 1st Max Hour is skewed right (γ1 = 0.3691)

Quantile Statistics

Minimum 0
5-th Percentile 0
Q1 5
Median 9
Q3 14
95-th Percentile 23
Maximum 23
Range 23
IQR 9

Descriptive Statistics

Mean 9.6649
Standard Deviation 6.7312
Variance 45.3094
Sum 1.6881e+07
Skewness 0.3691
Kurtosis -0.8166
Coefficient of Variation 0.6965
  • SO2 1st Max Hour is not normally distributed (p-value 1.705810575832066e-07)

SO2 AQI

numerical

Approximate Distinct Count 140
Approximate Unique (%) 0.0%
Missing 872907
Missing (%) 50.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 13980064
Mean 7.1159
Minimum 0
Maximum 200
Zeros 191914
Zeros (%) 11.0%
Negatives 0
Negatives (%) 0.0%
  • SO2 AQI is skewed right (γ1 = 3.895)

Quantile Statistics

Minimum 0
5-th Percentile 0
Q1 1
Median 3
Q3 9
95-th Percentile 30
Maximum 200
Range 200
IQR 8

Descriptive Statistics

Mean 7.1159
Standard Deviation 11.9375
Variance 142.5033
Sum 6.2176e+06
Skewness 3.895
Kurtosis 22.1976
Coefficient of Variation 1.6776
  • SO2 AQI is not normally distributed (p-value 4.985654514994656e-22)
  • SO2 AQI has 67943 outliers

CO Units

categorical

Approximate Distinct Count 1
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Memory Size 143226202

Length

Mean 17
Standard Deviation 0
Median 17
Minimum 17
Maximum 17

Sample

1st row Parts per million
2nd row Parts per million
3rd row Parts per million
4th row Parts per million
5th row Parts per million

Letter

Count 26199915
Lowercase Letter 24453254
Space Separator 3493322
Uppercase Letter 1746661
Dash Punctuation 0
Decimal Number 0
  • CO Units has words of constant length

CO Mean

numerical

Approximate Distinct Count 34123
Approximate Unique (%) 2.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 0.3682
Minimum -0.4375
Maximum 7.5083
Zeros 57672
Zeros (%) 3.3%
Negatives 1064
Negatives (%) 0.1%
  • CO Mean is skewed right (γ1 = 2.7845)

Quantile Statistics

Minimum -0.4375
5-th Percentile 0.02917
Q1 0.1875
Median 0.2958
Q3 0.4739
95-th Percentile 0.975
Maximum 7.5083
Range 7.9458
IQR 0.2864

Descriptive Statistics

Mean 0.3682
Standard Deviation 0.314
Variance 0.09861
Sum 643151.4503
Skewness 2.7845
Kurtosis 15.7063
Coefficient of Variation 0.8528
  • CO Mean is not normally distributed (p-value 6.218494239446851e-16)
  • CO Mean has 99302 outliers

CO 1st Max Value

numerical

Approximate Distinct Count 2698
Approximate Unique (%) 0.2%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 0.6201
Minimum -0.4
Maximum 19.9
Zeros 58122
Zeros (%) 3.3%
Negatives 198
Negatives (%) 0.0%
  • CO 1st Max Value is skewed right (γ1 = 4.292)

Quantile Statistics

Minimum -0.4
5-th Percentile 0.1
Q1 0.3
Median 0.4
Q3 0.8
95-th Percentile 1.8
Maximum 19.9
Range 20.3
IQR 0.5

Descriptive Statistics

Mean 0.6201
Standard Deviation 0.6439
Variance 0.4147
Sum 1.0831e+06
Skewness 4.292
Kurtosis 40.8168
Coefficient of Variation 1.0384
  • CO 1st Max Value is not normally distributed (p-value 1.7352588988518134e-19)
  • CO 1st Max Value has 115306 outliers

CO 1st Max Hour

numerical

Approximate Distinct Count 24
Approximate Unique (%) 0.0%
Missing 0
Missing (%) 0.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 27946576
Mean 7.875
Minimum 0
Maximum 23
Zeros 544131
Zeros (%) 31.1%
Negatives 0
Negatives (%) 0.0%
  • CO 1st Max Hour is skewed right (γ1 = 0.7117)

Quantile Statistics

Minimum 0
5-th Percentile 0
Q1 0
Median 6
Q3 14
95-th Percentile 23
Maximum 23
Range 23
IQR 14

Descriptive Statistics

Mean 7.875
Standard Deviation 7.9788
Variance 63.662
Sum 1.3755e+07
Skewness 0.7117
Kurtosis -0.8947
Coefficient of Variation 1.0132
  • CO 1st Max Hour is not normally distributed (p-value 2.783948127227926e-20)

CO AQI

numerical

Approximate Distinct Count 107
Approximate Unique (%) 0.0%
Missing 873323
Missing (%) 50.0%
Infinite 0
Infinite (%) 0.0%
Memory Size 13973408
Mean 5.9966
Minimum 0
Maximum 201
Zeros 34144
Zeros (%) 2.0%
Negatives 0
Negatives (%) 0.0%
  • CO AQI is skewed right (γ1 = 3.6731)

Quantile Statistics

Minimum 0
5-th Percentile 1
Q1 2
Median 5
Q3 8
95-th Percentile 17
Maximum 201
Range 201
IQR 6

Descriptive Statistics

Mean 5.9966
Standard Deviation 5.8518
Variance 34.244
Sum 5.2371e+06
Skewness 3.6731
Kurtosis 32.3554
Coefficient of Variation 0.9759
  • CO AQI is not normally distributed (p-value 2.782030850705915e-18)
  • CO AQI has 35972 outliers

Interactions

Correlations

Missing Values